TPS2837D Half-Bridge Gate Driver IC Equivalent & Substitute Parts

Part Overview

The TPS2837D is a half-bridge gate driver IC manufactured by Texas Instruments, designed for driving N-channel MOSFETs in synchronous switching applications. This device operates with a supply voltage range of 4.5V to 15V and delivers peak output currents of 2.7A (source) and 2.4A (sink), making it suitable for power management and motor control applications.

The TPS2837D is currently in Last Time Buy status, indicating that Texas Instruments has discontinued or will discontinue production. This necessitates identifying equivalent substitute parts to maintain design continuity and ensure long-term component availability for new production runs and field replacements.

Substiute Parts

TPS2837D

Texas InstrumentsIn Stock: 3394TPS2837D Datasheet

Current PartRFQ

TPS2837DR

Texas InstrumentsIn Stock: 1183TPS2837DR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TPS2837D is determined by strict equivalence across the following critical parameters:

• Driven Configuration: Half-Bridge topology with 2 synchronous drivers
• Gate Type & Output Characteristics: N-channel MOSFET driver with inverting input logic
• Electrical Performance: Supply voltage range 4.5V ~ 15V, peak output currents 2.7A (source) and 2.4A (sink)
• Timing Specifications: Rise/fall times of 50ns and 40ns respectively
• Bootstrap Voltage Rating: Maximum 28V high-side voltage capability
• Package Compatibility: 8-SOIC surface mount package with identical physical dimensions
• Compliance & Certifications: ROHS3 compliance and MSL Level 1 rating

The TPS2837DR qualifies as a direct substitute based on identical electrical specifications, gate driver topology, and package form factor. The primary distinction is packaging format: TPS2837D is supplied in Tube packaging, while TPS2837DR is supplied in Tape & Reel (TR) format. Both parts share the same base product number (TPS2837) and are manufactured by Texas Instruments.

Parameter Comparison

Engineering Selection Recommendations

The TPS2837DR is the direct equivalent substitute for the TPS2837D. Both parts are manufactured by Texas Instruments and share identical electrical specifications, functional characteristics, and physical package dimensions. The TPS2837DR maintains Active product status, ensuring continued availability and support from the manufacturer.

Selection between these parts is determined by packaging requirements and supply chain logistics:

• TPS2837D (Tube packaging): Suitable for lower-volume applications, prototype development, and field service replacements where individual component handling is required.
• TPS2837DR (Tape & Reel packaging): Optimized for high-volume production environments utilizing automated pick-and-place assembly equipment.

Both parts satisfy ROHS3 compliance and MSL Level 1 moisture sensitivity requirements. No electrical or functional differences exist between these variants. PCB layout, schematic integration, and thermal management considerations remain identical.

Frequently Asked Questions (FAQ)

Q: Can TPS2837DR be used as a direct replacement for TPS2837D in existing designs?

A: Yes. The TPS2837DR is electrically and functionally identical to the TPS2837D. Both parts operate with the same supply voltage range (4.5V ~ 15V), deliver identical peak output currents (2.7A source, 2.4A sink), and are housed in the same 8-SOIC package. The only difference is packaging format: Tube versus Tape & Reel.

Q: What is the significance of the Last Time Buy status for TPS2837D?

A: Last Time Buy status indicates that Texas Instruments has announced the end of production for the TPS2837D. This means existing inventory will be depleted and no new units will be manufactured. The TPS2837DR, which maintains Active status, should be adopted for new designs and future production runs to ensure long-term component availability.

Q: Are there any PCB layout or thermal considerations that differ between TPS2837D and TPS2837DR?

A: No. Both parts use the identical 8-SOIC package with matching pin assignments, physical dimensions (0.154" width, 3.90mm), and thermal characteristics. PCB footprints, trace routing, and thermal management strategies are interchangeable.

Q: Does the Tape & Reel packaging of TPS2837DR affect component performance?

A: No. Tape & Reel packaging is a supply format used for automated assembly processes. It does not alter the electrical performance, reliability, or functional characteristics of the component. The die, internal circuitry, and performance specifications remain identical to the Tube-packaged variant.

Q: Are both TPS2837D and TPS2837DR compliant with industry standards?

A: Yes. Both parts are ROHS3 compliant and carry MSL Level 1 (Unlimited) moisture sensitivity rating, indicating they meet environmental and reliability standards for industrial and commercial applications.

Q: What is the recommended transition strategy from TPS2837D to TPS2837DR?

A: Existing TPS2837D inventory should be consumed for current production and field service needs. New design revisions and future production runs should specify TPS2837DR to align with the Active product status and ensure uninterrupted supply chain continuity.